MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 db19a753c3b30fefe4c2cad16fc3646fa1c4d4d3f662d1fc6e58fc8b61d44e57. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

GuLoader

Vendor detections: 12

Intelligence 12 IOCs YARA 3 File information Comments

SHA256 hash:	db19a753c3b30fefe4c2cad16fc3646fa1c4d4d3f662d1fc6e58fc8b61d44e57
SHA3-384 hash:	bbc1d5781fa72246a748391cb9dafce3f946ea9408cd5e5e7505f14eab3057cf31a88599c749d0b81ebc819c0a003d29
SHA1 hash:	2f607bb5b006a795160fa0cebafa10760aee8bf7
MD5 hash:	7f5a72fce10b2cdea0e20bc6fcdfc156
humanhash:	oranges-nevada-tennessee-victor
File name:	DHLINV001267.exe
Download:	download sample
Signature	GuLoader Create hunting rule
File size:	275'688 bytes
First seen:	2023-03-21 10:09:53 UTC
Last seen:	2023-03-21 12:33:13 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	e9c0657252137ac61c1eeeba4c021000 (53 x GuLoader, 26 x RedLineStealer, 17 x AgentTesla)
ssdeep	6144:B6dHcc0krbiEX4jvA+DfegMY9QELC5nmkZtzJ8gfi+W87brhem:rcZrbXX4jvpbelY9QEoNZtzJ8Wi+v7br
Threatray	647 similar samples on MalwareBazaar
TLSH	T11A44125361A024F7F16256F10BAD7ED5D3B9735801A0105F2BB4E7B73FC53C28A2686A
TrID	47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):
dhash icon	f4fccccdbd9b8f97 (2 x GuLoader)
Reporter	abuse_ch
Tags:	DHL exe GuLoader signed

Code Signing Certificate

Organisation:
Issuer:
Algorithm:	sha256WithRSAEncryption
Valid from:	2022-07-09T01:43:43Z
Valid to:	2025-07-08T01:43:43Z
Serial number:	215a73826f9e8f1fe43439142dfc4ff24d507843
Thumbprint Algorithm:	SHA256
Thumbprint:	37f5b5644d665564fd652055f39f7ae7224b5e9b876cd648cff785450f475bc3
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin

# of uploads :

# of downloads :

222

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

DHLINV001267.IMG

Verdict:

Malicious activity

Analysis date:

2023-03-21 00:10:46 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/0e42cead-3d30-469c-81b1-5896fb2ac434

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/376194/

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creating a window

Creating a file

Delayed reading of the file

Creating a file in the %temp% subdirectories

Sending a custom TCP request

Verdict:

Malicious

Threat level:

10/10

Confidence:

83%

Tags:

buer comodo guloader overlay packed shell32.dll

Link:

https://www.filescan.io/uploads/641982863b01ade53e6ffab8/reports/a16f7c8b-7985-4cb2-b9bf-93e2bb6ebf7a/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/db19a753c3b30fefe4c2cad16fc3646fa1c4d4d3f662d1fc6e58fc8b61d44e57

Result

Verdict:

MALICIOUS

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/00929074-dd68-47ad-bcfb-e2d900265ba9

Result

Threat name:

GuLoader

Detection:

malicious

Classification:

troj.evad

Score:

68 / 100

Link:

https://www.joesandbox.com/analysis/1198409

Signature

Multi AV Scanner detection for submitted file

Tries to detect virtualization through RDTSC time measurements

Yara detected GuLoader

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/db19a753c3b30fefe4c2cad16fc3646fa1c4d4d3f662d1fc6e58fc8b61d44e57/

Threat name:

Win32.Trojan.Guloader

Status:

Malicious

First seen:

2023-03-20 23:19:40 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

16 of 24 (66.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=3mm2ou6dwmh67zgczliw7q3en6q4jvgt6zrnd7dold6iwyoujzlq._file

Verdict:

malicious

Label(s):

cloudeye

Result

Malware family:

guloader

Score:

10/10

Tags:

family:guloader discovery downloader spyware stealer

Link:

https://tria.ge/reports/230321-l7ef2shf89/

Behaviour

Modifies Internet Explorer settings

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Drops file in Windows directory

Suspicious use of NtCreateThreadExHideFromDebugger

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Checks installed software on the system

Checks QEMU agent file

Checks computer location settings

Loads dropped DLL

Reads user/profile data of web browsers

Guloader,Cloudeye

Unpacked files

SH256 hash:

ac9dfe3b35ea4b8932536ed7406c29a432976b685cc5322f94ef93df920fede7

MD5 hash:

0063d48afe5a0cdc02833145667b6641

SHA1 hash:

e7eb614805d183ecb1127c62decb1a6be1b4f7a8

Link:

https://www.unpac.me/results/e32d8ac1-6b9f-421e-a432-f0db3e84dc88/

Parent samples :

5312214b15330113f6eab71565e1e3c7d1ee3b59daa6703c271aaf3b192e6809
02fca6ef5d9d8b1eb29f7ac8ea0573b504ea7f06c215e091791653b40fe1329a
cc53accc69b32c2507210ea70d1d56aa84dbe354a7f79577df180179ea797427
045a7318a9e2e550208c0c7e9fc805068df19fa73823ac3acaa049a46c4045ee
f2a883a0e4b01c72b0f063df3be5a0102e5c8fbaedc39c8d35c632b200599283
dffefbde27442b9095388b1871ffdc101c430b9a814138be4f962328a5b73fde
e0fb60da371912c158861c9660632d58e45cfcff12351cc9e03f497f319eb5de
904f69a4bed3844273cce1676e8920794815af4c1527e560bbc1bc44b5b8457a

SH256 hash:

db19a753c3b30fefe4c2cad16fc3646fa1c4d4d3f662d1fc6e58fc8b61d44e57

MD5 hash:

7f5a72fce10b2cdea0e20bc6fcdfc156

SHA1 hash:

2f607bb5b006a795160fa0cebafa10760aee8bf7

Link:

https://www.unpac.me/results/e32d8ac1-6b9f-421e-a432-f0db3e84dc88/

Malware family:

GuLoader

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/db19a753c3b3/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

GuLoader

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/db19a753c3b30fefe4c2cad16fc3646fa1c4d4d3f662d1fc6e58fc8b61d44e57

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:	Ins_NSIS_Buer_Nov_2020_1 Create hunting rule
Author:	Arkbird_SOLG
Description:	Detect NSIS installer used for Buer loader

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	PE_Potentially_Signed_Digital_Certificate Create hunting rule
Author:	albertzsigovits

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape

https://www.capesandbox.com/analysis/376194/

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